Home / 252,622.06-348,618.39-139,444.78

Finding the Fourth Proportional to 252,622.06, 348,618.39 and 139,444.78

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Solution

The fourth proportional to 252,622.06, 348,618.39 and 139,444.78 is: 192,433.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,622.06 : 348,618.39 = 139,444.78 : x
  2. Step 2: Convert to fraction form
    252,622.06/348,618.39 = 139,444.78/x
  3. Step 3: Cross multiply
    252,622.06x = 348,618.39 × 139,444.78
  4. Step 4: Simplify right side
    252,622.06x = 48,613,014,697.50
  5. Step 5: Solve for x
    x = 48,613,014,697.50/252,622.06
  6. Step 6: Final answer
    x = 192,433.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.